The Government Railway Police have recovered a seven-month-old child who was stolen from a platform of the Mathura junction six days ago, officials said on Monday, adding that a BJP corporator and seven others have been arrested in the case.The Government Railway Police have recovered a seven-month-old child who was stolen from a platform of the Mathura junction six days ago, officials said on Monday, adding that a BJP corporator and seven others have been arrested in the case.